package net.whg.java.abstrac;

public class Rect extends Shape{

    private double length;

    private double width;

    public Rect(double length, double width) {
        this.length = length;
        this.width = width;
    }

    @Override
    public void draw() {
        System.out.println("绘制矩形：length=" + length + ",width=" + width);
    }

    @Override
    public void calculateArea() {
        area = length * width;
    }
}
